Battery pack



FIG. 1 is an isometric view of a battery pack incorporating my new design, viewed from above, in front of, and from the right side of the battery pack;

FIG. 2 is a front side elevation view thereof;

FIG. 3 is a rear side elevation view thereof;

FIG. 4 is left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines represent the environment or the bounds of the claimed design and form no part of the claimed design. 

CLAIM The ornamental design for a battery pack, as shown and described. 